Our industry experts ranked the leading BPO companies in California by their specialization, client reviews, average cost and more. Use the handy filter to find your service provider in a matter of clicks.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × California × Sort by: Number of Reviews ×Clear Filters
  • We talk, We Listen, We Provide Solutions

    We talk, We Listen, We Provide Solutions

    Hire Live Support is a full-scale BPO service provider and a digital marketing company with 10+ years clientele and preparedness. We specialize in providing the leading live support services and new-age digital marketing gigs to SMEs, Enterprises, and Startups to delegate, scale, and manage business...

    Top Services:

    • Call Centers
    • BPO
    • Web Design
    • Web Development
    • SEO
    • Show more
    Location
    Cerritos, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $5/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    16 Projects Listed
  • Scale Your Business With Quality Outsourced Teams In ‍Back Office Support.

    Scale Your Business With Quality Outsourced Teams In ‍Back Office Support.

    RPM stands out as a comprehensive solution provider, offering bilingual expertise in both English and Spanish, with the flexibility to provide full-time or part-time dedicated resources, fully managed to meet diverse operational needs. Our capabilities span a wide spectrum, encompassing intricate back-office...

    Top Services:

    • BPO
    • Customer Support
    • Call Centers
    • Staff Augmentation
    • Show more
    Location
    San Jose, California
    Number of Employees
    100 - 249
    Minimal Budget
    Under $1,000
  • Smart, Scalable Virtual Assistants For Property Management & Customer Support

    Smart, Scalable Virtual Assistants For Property Management & Customer Support

    Switch360 is your dedicated partner in unleashing the full potential of your enterprise. Specializing in exceptional outsourcing solutions, we redefine the customer support landscape to propel your business toward unprecedented success. With a focus on digital dominance, we bring our expertise in short-term...

    Top Services:

    • BPO
    • Call Centers
    • Customer Support
    • Phone Answering Services
    • Transcription Services
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
  • We Listen. We Help. We Care.

    We Listen. We Help. We Care.

    Medcare MSO is a healthcare revenue cycle management (RCM) company dedicated to enhancing the financial performance of healthcare organizations. Through the implementation of best practices and cutting-edge technology tools, we streamline processes, boost revenue, and expedite reimbursement cycles, ultimately...

    Top Services:

    • BPO
    Location
    Irvine, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $10/hr
    Minimal Budget
    $1,000 - $10,000
  • Dedicated Virtual Assistants To Power Enterprises

    Dedicated Virtual Assistants To Power Enterprises

    Ecomva provides virtual assistant services and e-commerce SEO services to help businesses grow online. Our team of experienced virtual assistants can help you with a variety of tasks, including customer service, social media management, email marketing, and more...

    Top Services:

    • BPO
    • eCommerce Development
    • Digital Marketing
    • Web Design
    • Show more
    Location
    Fremont, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    3 Projects Listed
  • Build.Engage.Grow.

    Build.Engage.Grow.

    DAK IT HUB GROUP is a leading digital publisher that provides sales, lead generation & customer care services to our clients. We realize that single-channel cannot provide you with desired results. To ensure consistent quality and complete coverage, we utilize a multi-channel approach...

    Top Services:

    • Digital Marketing
    • BPO
    Location
    Los Angeles, California
    Number of Employees
    Under 49
  • Influx

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    Influx.com are the experts in on-brand 24/7 customer support, since 2013..

    Influx.com are the experts in on-brand 24/7 customer support, since 2013..

    Influx.com is the #1 on-demand service partner for growing brands. Since 2013, Influx has been trusted by 750+ brands & delivered fully managed, on-brand support, 24/7, on month-to-month plans. Our human + AI teams deliver better customer experience for e-commerce, SaaS, Tech brands worldwide...

    Top Services:

    • Customer Support
    • Call Centers
    • BPO
    • HR Outsourcing
    • AI Development
    • Show more
    Location
    West Hollywood, California
    Number of Employees
    1000 & Up
    Portfolios Count
    2 Projects Listed
  • We Provide Medical Billing Services in California.

    We Provide Medical Billing Services in California.

    Certified Healthcare Billing is a premier medical billing company based in California. We specialize in providing comprehensive billing services tailored to the healthcare industry. Our expertise ensures efficient, accurate, and compliant billing solutions for healthcare providers...

    Top Services:

    • BPO
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Elevating Business Efficiency. Driving Success.

    Elevating Business Efficiency. Driving Success.

    SkyTech Solutions is a leading business process outsourcing (BPO) firm specializing in comprehensive outsourcing services. With expertise in inbound and outbound call center solutions, customer support, lead generation, digital marketing, and back-office support, the agency optimizes operations for businesses...

    Top Services:

    • BPO
    • Digital Marketing
    • Graphic Design
    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Qualified Appointments for Sales Success

    Qualified Appointments for Sales Success

    WC Call Center excels in business-to-business (B2B) appointment setting and telemarketing, focusing on generating high-quality appointments with C-level executives. Its experienced professionals ensure each appointment meets rigorous qualification standards and drives new sales opportunities. The firm acts as...

    Top Services:

    • Call Centers
    • BPO
    Location
    Modesto, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Efficient Outsourcing for Global Success

    Efficient Outsourcing for Global Success

    Redial BPO delivers top-tier business process outsourcing (BPO) solutions focused on cost reduction and cultural alignment. Established in 2017, the firm operates across four locations in Mexico and South Africa, offering significant savings and advanced technology. Its nearshore and offshore services provide...

    Top Services:

    • Call Centers
    • BPO
    Location
    San Diego, California
    Number of Employees
    500 - 999
    Minimal Budget
    $50,000 & Up
  • We Care Health Pro - Your Revenue Partner

    We Care Health Pro - Your Revenue Partner

    We redefine the standards of Medical Billing Services In California (RCM), standing as a beacon of excellence in the industry...

    Top Services:

    • BPO
    • Business Consulting
    Location
    San Bernardino, California
    Number of Employees
    Under 49
  • Efficient, Customized Services For Healthcare Providers Treating Injured Workers

    Efficient, Customized Services For Healthcare Providers Treating Injured Workers

    Medrina Technology Management specializes in workers' compensation billing, collections, lien management, and medical transcription. We streamline revenue cycles, reduce administrative burdens, and ensure compliance, enabling healthcare providers to focus on patient care while we handle billing complexities...

    Top Services:

    • Transcription Services
    • BPO
    • Customer Support
    • Business Consulting
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $12/hr
    Minimal Budget
    $1,000 - $10,000
  • Empowering Connections, Transforming Experiences.

    Empowering Connections, Transforming Experiences.

    Five9 delivers comprehensive CCaaS solutions, empowering businesses to create exceptional customer experiences through expert support, advanced technology, and customer-focused strategies...

    Top Services:

    • BPO
    • Call Centers
    Location
    San Ramon, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $149/hr
  • Passion for People, Excellence in Service

    Passion for People, Excellence in Service

    A minority-owned BPO company specializing in customer service, sales, and recruitment process outsourcing. Leveraging award-winning innovations in training and coaching, the agency delivers exceptional customer experiences while boosting satisfaction, loyalty, and operational efficiency...

    Top Services:

    • Call Centers
    • BPO
    Location
    Thousand Oaks, California
    Number of Employees
    500 - 999
    Minimal Budget
    $1,000 - $10,000
  • At RGT, we are a healthcare-focused outsourcing company.

    At RGT, we are a healthcare-focused outsourcing company.

    Our mission is to empower healthcare providers with reliable, transparent, and cost-effective outsourcing solutions that enhance financial performance and operational efficiency. By focusing solely on RCM and medical billing, we aim to simplify the financial side of healthcare, allowing providers to maximize...

    Top Services:

    • BPO
    Location
    Fresno, California
    Number of Employees
    Under 49
  • A Digital Marketing Agency Led by Upworks Top-Rated Freelancers.

    A Digital Marketing Agency Led by Upworks Top-Rated Freelancers.

    We are dynamic and versatile team of digital marketing experts who bring together diverse talents and experiences to deliver exceptional results for our clients...

    Top Services:

    • SEO
    • PPC
    • Social Media Marketing
    • Video Production
    • BPO
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
  • Empowering healthcare providers with financial success through efficient revenue cycle management.

    Empowering healthcare providers with financial success through efficient revenue cycle management.

    Global Tech Billing LLC streamlines medical billing and RCM for US healthcare providers, ensuring faster reimbursements, fewer denials, and compliance with HIPAA and payer guidelines. Our services include insurance verification, medical coding, claims processing, denial management, and A/R follow-up...

    Top Services:

    • BPO
    • Digital Marketing
    Location
    Fresno, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
  • Bringing Business Services To Cloud Precision

    Bringing Business Services To Cloud Precision

    eNoah iSolution is a global IT and BPO services firm with over 18 years in operation. Certified in ISO27001 (and HIPAA compliant), the company employs more than 1,800 professionals across six countries. It supports clients in over 20 verticals including several Fortune500 companies offering secure business...

    Top Services:

    • Mobile App Development
    • IT Services
    • BPO
    Location
    Westlake Village, California
    Number of Employees
    1000 & Up
  • Swagpro Medical Billing Services

    Swagpro Medical Billing Services

    Swagpro Medical Billing Services is recognized as the best medical billing company in Nebraska, offering top-quality, end-to-end medical billing services in Nebraska...

    Top Services:

    • BPO
    Location
    Rancho Cucamonga, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $1000/hr
    Minimal Budget
    $1,000 - $10,000
  • A Complete Healthcare Solution

    A Complete Healthcare Solution

    DoctorPapers offers medical virtual assistants and revenue cycle management services for 50 medical specialties across the USA. Our solutions are fully HIPAA compliant and secure...

    Top Services:

    • BPO
    • Transcription Services
    Location
    Glendale, California
    Number of Employees
    50 - 99
  • Your Reliable Billing Help

    Your Reliable Billing Help

    Liberty Liens is a reliable partner for doctors across the United States. We handle billing, lien filing, claim tracking, and day-to-day support to make the complex side of practice management easier, faster, and more dependable...

    Top Services:

    • BPO
    Location
    Irvine, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • Your Trusted Offshore Back-office & Technology Solutions Partner

    Your Trusted Offshore Back-office & Technology Solutions Partner

    Technoheight is a fast-growing global BPM service provider that understands business operations has its challenges. With our solid team of talented professionals supported by the latest technologies, we provide end-to-end business process solutions that deliver results...

    Top Services:

    • AI Development
    • BPO
    Location
    Santa Clara, California
    Number of Employees
    100 - 249
  • Medical Billing Services That Maximize Your Revenue

    Medical Billing Services That Maximize Your Revenue

    At Expeditious Medical Billing, we provide complete medical billing and revenue cycle management solutions for healthcare providers of all sizes. Whether you're a solo practitioner managing patient care or a growing healthcare group handling high patient volumes, our team ensures your billing process runs...

    Top Services:

    • BPO
    Location
    Richmond, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $5/hr
  • Empowering Digital Transformations

    Empowering Digital Transformations

    CodeFulcrum is an agile and progressive software company. Specializing in web, mobile and enterprise software development. Delivering products that are both visually stunning and technically ambitious with an unparalleled level of expertise...

    Top Services:

    • AI Development
    • Software Development
    • BPO
    • Branding
    • Show more
    Location
    South San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
  • Trusted Expertise Proven Results

    Trusted Expertise Proven Results

    Medical Lien Management, Inc. is a specialized revenue cycle firm focused exclusively on workers' compensation billing and lien recovery. Since 1989, the company has helped medical providers accelerate collections, resolve disputes, and navigate complex regulatory frameworks with end-to-end and proprietary...

    Top Services:

    • BPO
    Location
    Corona, California
    Number of Employees
    250 - 499
    Minimal Budget
    $25,000 - $50,000
  • Best Option For Nearshore Call Center Services

    Best Option For Nearshore Call Center Services

    We provide fully turnkey solutions handling legal setup, HR, payroll, accounting, compliance, facilities, and day-to-day supervision so our clients can focus exclusively on sales, growth, and performance. Write everything around this idea , this is the core service we offer...

    Top Services:

    • BPO
    • Call Centers
    • HR Outsourcing
    • Phone Answering Services
    • Customer Support
    • Show more
    Location
    Chula Vista, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $15/hr
  • Lead Generation At Startup Speed

    Lead Generation At Startup Speed

    Startupr is an outbound lead generation agency built for B2B startups that need predictable pipeline without hiring an in-house SDR team...

    Top Services:

    • Digital Services
    • BPO
    Location
    Orange County, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • To Streamline & Grow Their Business With Us

    To Streamline & Grow Their Business With Us

    Xassure by eDesk is a trusted customer support and back-office solutions provider helping businesses deliver exceptional customer experiences. We specialize in chat support, email support, voice support, and administrative services designed to reduce workload and improve operational efficiency...

    Top Services:

    • SEO
    • Email Marketing
    • Branding
    • Digital Marketing
    • PPC
    • Show more
    Location
    Simi Valley, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $8/hr
    Minimal Budget
    Under $1,000
  • We Create With Your Needs And Preferences In Mind.

    We Create With Your Needs And Preferences In Mind.

    GoBro Web Services is a California-based web design and digital solutions agency that helps businesses strengthen their online presence through professional website design, web and app development, branding, SEO, digital marketing, and technical support services. The agency focuses on delivering modern...

    Top Services:

    • Digital Services
    • Graphic Design
    • Web Design
    • Digital Marketing
    • Email Marketing
    • Show more
    Location
    Lake Elsinore, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $12/hr
    Minimal Budget
    Under $1,000
  • Our VAs Build Automation For You

    Our VAs Build Automation For You

    GoJarvis matches growing businesses with pre-trained virtual assistants who handle operations, sales support, and inbox management — while building custom automations that make your business run faster...

    Top Services:

    • BPO
    • HR Outsourcing
    • Customer Support
    • Phone Answering Services
    • Business Consulting
    • Show more
    Location
    Brea, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    $1,000 - $10,000
  • Medical Billing & RCM Company For Healthcare Practices

    Medical Billing & RCM Company For Healthcare Practices

    Revix MD provides medical billing, revenue cycle management, medical coding, claims processing, denial management, AR recovery, and practice management services for healthcare providers across the United States...

    Top Services:

    • Business Consulting
    • Accounting
    • BPO
    Location
    Corona, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
  • Consulting That Multiplies Your Success

    Consulting That Multiplies Your Success

    WGS2D is a boutique business and technology consulting firm built by experienced leaders from top-tier firms. We're known for moving fast, delivering real outcomes, and putting the client first always. What sets us apart is how we execute. We don't just advise; we own results. Our Say/Do ratio is 100%. if we...

    Top Services:

    • Managed Services
    • Cloud Consulting
    • IT Services
    • DevOps Consulting
    • Cybersecurity
    • Show more
    Location
    Oakland, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Delegate Everything But Leadership.

    Delegate Everything But Leadership.

    Wing is a managed assistant service that places dedicated, AI-trained assistants inside growing companies and healthcare practices. Wing handles recruiting, training, and oversight, so clients get coverage they direct without managing performance, replacements, or continuity themselves. Assistants work inside...

    Top Services:

    • BPO
    Location
    Berkeley, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $8/hr

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